Is CVE-2023-52159 in the CISA KEV catalog?

No. CVE-2023-52159 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-52159?

CVE-2023-52159 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-52159?

CVE-2023-52159 has an EPSS score of 1.05% (60th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-52159?

Upgrade gross on debian 11 to 1.0.2-4.1~deb11u1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-52159

HIGH

7.5

CVSS v3

NVD

Description

A stack-based buffer overflow vulnerability in gross 0.9.3 through 1.x before 1.0.4 allows remote attackers to trigger a denial of service (grossd daemon crash) or potentially execute arbitrary code in grossd via crafted SMTP transaction parameters that cause an incorrect strncat for a log entry.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

grossDebian

Fixed in:1.0.2-4.1~deb11u1CVE-2023-52159

Fixed in:1.0.2-4.1~deb12u1CVE-2023-52159

Fixed in:1.0.2-4.1CVE-2023-52159

grossUbuntu

Fixed in:1.0.2-4ubuntu0.16.04.1~esm1USN-6942-1

Fixed in:1.0.2-4ubuntu0.18.04.1~esm1USN-6942-1

Fixed in:1.0.2-4ubuntu0.20.04.1USN-6942-1

Fixed in:1.0.2-4ubuntu0.22.04.1USN-6942-1

Fixed in:1.0.2-4ubuntu0.24.04.1USN-6942-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.05%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Third-Party Advisory1

codeberg.org

Mailing List1

lists.debian.org

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-03-20.